Home / 9,422.12-14,135.46-2,847.92

Finding the Fourth Proportional to 9,422.12, 14,135.46 and 2,847.92

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Solution

The fourth proportional to 9,422.12, 14,135.46 and 2,847.92 is: 4,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.12 : 14,135.46 = 2,847.92 : x
  2. Step 2: Convert to fraction form
    9,422.12/14,135.46 = 2,847.92/x
  3. Step 3: Cross multiply
    9,422.12x = 14,135.46 × 2,847.92
  4. Step 4: Simplify right side
    9,422.12x = 40,256,659.24
  5. Step 5: Solve for x
    x = 40,256,659.24/9,422.12
  6. Step 6: Final answer
    x = 4,272.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.